Bloomington motorists are urged to avoid the Third Street Bridge over Indiana 37 tonight.
Construction crews will be installing box truss signage at the interchange. Law enforcement will close eastbound and westbound lanes for about 15 to 30 minutes at a time, starting at 9 p.m. The periodic closures will continue through 2 a.m.
Section 5 of I-69 is scheduled to be complete by the end of August.